Hubei Pressure Vessel Manufacturing - Classification of Pressure Vessel Grades

Classification: News

Time2023-11-18

Hubei Pressure Vessel Manufacturing

Hubei Pressure Vessel Manufacturing- Xianghua Machinery Equipment Co., Ltd. introduces the pressure vessel grades:

Class A ultra-high pressure vessels, high pressure vessels,

(A1); Class III bottom and medium pressure vessels

(A2); spherical storage tanks site assembly or spherical shell plate manufacturing

(A3); non-metallic pressure vessels

(A4); medical oxygen chambers (A5)
Remarks:

A1 should specify single-layer, forged, multi-layer wrapping, winding, thermal sleeve, winding plate, seamless, forged, controlled, etc., structures similar to Class B seamless gas cylinders
(B1) welded gas cylinders

(B2) special gas cylinders

Remarks:

B2 should specify containing (limited) dissolved acetylene gas cylinders or liquefied petroleum gas cylinders. B3 should specify winding for motor vehicles, non-repetitive filling, vacuum insulated low-temperature gas cylinders, etc.

Class C railway tank cars

(C1); automobile tank cars or long tube trailers

(C2); tank containers (C3)

Class D first-class pressure vessels

(D1) second-class bottom and medium pressure vessels. Explanation of the manufacturing qualification levels for pressure vessels in the People's Republic of China

AR1: refers to first, second, and third class low and medium pressure vessels, high pressure vessels

AR2: refers to first, second, and third class low and medium pressure vessels

AR3: refers to spherical pressure vessels site assembly

AR4: refers to ultra-high pressure vessels

AR5: refers to medical oxygen chambers

CR1: refers to liquefied gas railway tank cars CR2: refers to liquefied gas automobile tank cars DR1: refers to seamless gas cylinders

DR2: refers to welded gas cylinders DR3: refers to dissolved acetylene gas cylinders DR4: refers to special gas cylinders DR5: refers to liquefied petroleum gas cylinders
BR1: refers to first and second class low and medium pressure vessels

BR2: refers to first class pressure vessels

Note: QP: refers to spherical piece pressing

Keyword： Hubei Pressure Vessel Manufacturing - Classification of Pressure Vessel Grades

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Hubei Pressure Vessel Manufacturing - Classification of Pressure Vessel Grades

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